Shimano Ultegra SM-BB71-41B Press-Fit Innenlager Road Felgen Mounting: Direct Mount

Mounting: Direct Mount

while also providing all-day riding comfort

Kettenlinie: 51

Steerer: 1 1/8" (uncut)

Shimano Ultegra SM-BB71-41B Press-Fit Innenlager Road Felgen Mounting: Direct MountThe Shimano Ultegra SM BB71 41B Press Fit Bottom Bracket is the perfect choice for road cyclists who value reliability and performance. Specifically designed for frames with a bottom bracket shell width of 86. 5 mm, its durable, sealed deep groove ball bearings ensure smooth running and high durability. Compatible with Shimano Hollowtech II cranksets such as Shimano 105, Ultegra, and Tiagra. Functional Advantages: Durable Bearings: Sealed deep groove